Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

Lat: 37.66083°NLon: 122.11833°WElev: 46.0ft.

Mostly Cloudy

55°F

13°C

Humidity 93%
Wind Speed SSE 4 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 11 Apr 01:20 AM PDT
Extended Forecast for

2 Miles NE Union City CA

  • Overnight

    Overnight: A 30 percent chance of rain, mainly before 2am.  Mostly cloudy, with a steady temperature around 55. South southwest wind around 8 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Chance Rain

  • Saturday

    Saturday: Rain and thunderstorms likely, then showers and possibly a thunderstorm after 4pm.  High near 60. South wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 60 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers and thunderstorms, mainly before 1am, then showers likely and possibly a thunderstorm after 3am.  Low around 49. South wind 13 to 18 mph, with gusts as high as 30 mph.  Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 49 °F

    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers and possibly a thunderstorm.  High near 55. Southwest wind around 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 55 °F

    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of rain before 11pm.  Mostly cloudy, with a low around 47. West southwest wind 8 to 13 mph becoming light south southwest  after midnight. Winds could gust as high as 18 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Chance Rain
    then Partly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of rain, mainly before 2am. Mostly cloudy, with a steady temperature around 55. South southwest wind around 8 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. High near 60. South wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms, mainly before 1am, then showers likely and possibly a thunderstorm after 3am. Low around 49. South wind 13 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
Showers and possibly a thunderstorm. High near 55. Southwest wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 47. West southwest wind 8 to 13 mph becoming light south southwest after midnight. Winds could gust as high as 18 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday
Mostly sunny, with a high near 60.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Mostly sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Sunny, with a high near 66.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Union City CA
 37.61°N 122°W (Elev. 594 ft)
1:26 am PDT Apr 11, 2026
1am PDT Apr 11, 2026-6pm PDT Apr 17, 2026
 
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Additional Resources

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